import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    meta:{title:'个人主页',icon:'dashboard'},
    children: [{
      path: 'dashboard',
      name: 'Dashboard',
      hidden:true,
      component: () => import('@/views/dashboard/index'),
      meta: { title: 'Dashboard', icon: 'dashboard' }
    }]
  },
   //讲师管理
   {
     path:'/teacher',
     component:Layout,
     name:'Teacher',
     redirect:'/teacher/list',
     meta:{title:"讲师管理",icon:'el-icon-s-custom'},
     children:[{
       path:'list',
       name:'TeacherList',
       component:()=>import('@/views/teacher/list'),
       meta:{title:"讲师列表"}
     },
    {
      path:'form',
      name:'TeacherCreate',
      component:()=>import('@/views/teacher/form'),
      meta:{title:"添加讲师"}
    },
    {
      path:'edit/:id',
      name:'TeacherEdit',
      component:()=>import('@/views/teacher/form'),
      meta:{title:"编辑讲师"},
      hidden:true
    },
    {
      path:'test',
      name:'Test',
      component:()=>import('@/views/teacher/Test'),
      meta:{title:"测试"},
      
    },
  ]
  },
   {
     path:'/subject',
     name:'/Subject',
     component:Layout,
     meta:{title:'课程分类',icon:'el-icon-document-copy'},
     children:[
       {
         name:'SubjectList',
         path:'/list',
         component:()=>import('@/views/subject/list'),
         meta:{title:'课程分类列表'}
       },
       {
         name:'SubjectImport',
         path:'import',
         component:()=>import('@/views/subject/import'),
         meta:{title:'导入课程分类'}
       }
      ]
   },
   //--------
   {
    path:'/statics',
    name:'Statics',
    component:Layout,
    meta:{title:'统计分析',icon:'el-icon-data-analysis'},
    children:[
      {
        name:'create',
        path:'creat',
        component:()=>import('@/views/statics/Create.vue'),
        meta:{title:'生成统计',icon:'el-icon-star-off'}
      },
      {
        name:'chart',
        path:'chart',
        component:()=>import('@/views/statics/Chart.vue'),
        meta:{title:'图表展示'}
      }
     ]
  },
   //----------
   {
     path:'/course',
     name:'Course',
     meta:{title:'课程管理',icon:'el-icon-finished'},
     component:Layout,
     children:[
       {
         path:'list',
         name:'CourseList',
         meta:{title:'课程列表'},
         component:()=>import('@/views/course/list.vue')
       },
       {
         path:'info',
         name:'CourseInfo',
         meta:{title:'发布课程'},
         component:()=>import('@/views/course/form.vue')
       },
       {
         path:'info/:id',
         name:'CourseInfoEdit',
         meta:{title:'编辑课程'},
         component:()=>import('@/views/course/form.vue'),
         hidden:true
       },
       {
         path:'/test',
         name:'Test',
         component:()=>import('@/views/teacher/Test.vue')
       }
      ]
   },
  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({ y: 0 }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
